In this chapter, the following terms have the meanings indicated. Terms Defined. “Actually occupied” means that the homeowner physically resides in the dwelling for the required time period. “Expected to be actually occupied” means the homeowner intends to reside in the dwelling for the required time period except for an unforeseen absence due to illness or need of hospitalization or special care. “Principal residence” is the one dwelling where the homeowner regularly resides and is the location designated by the owner for the legal purposes of voting, obtaining a driver's license, and filing income tax returns.